Energy
Organisms and Environment
Space
Earth's Processes
Properties of Matter
100
in a straight line until it strikes an object
What is how does light travel?
100
This shows how energy flows from one organism to another. The energy starts at the sun.
What is a food chain?
100
The spinning of the Earth on its axis. It takes 24 hours to do this once.
What is rotation?
100

Biofuel, wind, solar, geothermal,and hydroelectric energy

What is renewable resources?
100
This is the boiling point of water. Remember the units!
What is 100 degrees Celsius?
200
reflection
What is the bouncing of light off of a surface such as a mirror or other shiny surface?
200
An organism that makes it own food through the process of photosynthesis
What is a producer
200
This is one trip around the sun. The closer the planet the faster the trip. The Earth takes 365 days to do this.
What is revolution?
200
A thick, black liquid (fossil fuel) formed from the remains of ancient sea organisms that were buried under layers of sediment over millions of years.
What is oil?
200
This is the freezing point of water. Remember the units!
What is 0 degrees Celsius?
300
Refraction
What is the bending of light when it travels from one medium to another?
300
An organism that has to eat or consume food to get energy
What is a consumer?
300
This provides the energy for the water cycle to keep going and going.
What is the sun?
300
This fossil fuel was formed from the remains of ancient swamp plants that were buried by layers of sediment and exposed to lots of heat and pressure over millions of years.
What is Coal?
300
How you would separate a mixture of sand and iron filings.
What is use a magnet to collect the iron filings.
400
lenses, glass of water, camera, microscope, telescope
What are objects that refract light?
400
The living and non-living parts of an organisms environment.
What is an ecosystem?
400
These two celestial bodies have little in common, although they are fairly close to each other. One has an atmosphere and lots of water and living things, the other has no atmosphere, not water, and not even aliens live there. It also has many craters on the surface.
What are the moon and the Earth?
400
These three things contribute to the formation of landforms such as deltas, canyons, and sand dunes.
What is water, wind and ice?
400

When something, usually a solid is added to a liquid and it "disappears". Some examples include salt water, kool-aid and soda, not to mention lemon aide.

What is a solution?

500
a clear triangular object that bends light and breaks it into its colors.
What is a prism?
500
The cycle involving both plants and animals where there is an exchange of gases that are necessary for both organisms to survive.
What is the carbon-dioxide oxygen cycle?
500
This is the center of our solar system.
What is the Sun?
500
This is the average weather of an area over a long period of time.
What is climate?
500
This will allow heat or electricity to pass through it easily.
What is a conductor?
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